#ifndef GOODGAY_H
#define GOODGAY_H
// #include "building.h"
// #pragma once
class Building; //  类型声明
class GoodGay
{
public:
    GoodGay();
    GoodGay( Building *building);
    void visit();
    void visitBuilding();
private:
    Building *building;
};

#endif // GOODGAY_H
